/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

 *

*/

#ifndef C_CCHSWIPLUGIN_H

#define C_CCHSWIPLUGIN_H

#include <contentharvesterplugin.h>

#include <apgnotif.h>

class MLiwInterface;

class CLiwGenericParamList;

/**

 *  Active Data plugin for SIS installation events.

 *

 *  @since S60 S60 v3.1

 */

class CCHSwiPlugin: public CContentHarvesterPlugin,

        MApaAppListServObserver

	{

public:

	/**

	 * Two-phased constructor.

     * @param aInterface liw interface

	 */

	static CCHSwiPlugin* NewL( MLiwInterface* aInterface );

	/**

	 * Destructor.

	 */

	virtual ~CCHSwiPlugin();			 		

	/**

	 * From CContentHarvesterPlugin.

	 * This function updates all data entries which could change when an applicaion is installed

	 * or when the MMC is removed/inserted.

	 */

	void UpdateL();

private:

    // from MApaAppListServObserver

    void HandleAppListEvent( TInt aEvent );    

    /**

	 * Performs the second phase construction of a CADatSwi object.

	 */		

	void ConstructL();

	/**

	 * Default Constructor.

	 * @param aActiveSpace An instance of the Active Space Client.

	 */

	CCHSwiPlugin( MLiwInterface* aInterface );

   /**

     * This function removes publishers from database when

     * an applicaion is uninstalled or when the MMC is removed.

     */

	void UpdateWidgetsL();

	void RemoveWidgetsL( CLiwGenericParamList* aWidgets );

	void RemoveWidgetL( const TDesC& aType, 

        const TDesC& aContentId );

private:

    /**

     * An interface to Content Publisher Service

     */

    MLiwInterface* iCPSInterface;

    /**

     * AppArc session.

     * Own.

     */     

    RApaLsSession iApaLsSession;

    CApaAppListNotifier* iNotifier; ///< Change notifier. Own.

    };

#endif // C_CCHSWIPLUGIN_H